Knock

Look up knock in Wiktionary, the free dictionary.

Knock may refer to:

Places

Knock, County Clare – village in County Clare
Knock, County Mayo – village in County Mayo
Knock Shrine – a major Roman Catholic pilgrimage site in the village of Knock, County Mayo.
Ireland West Airport Knock – commonly known as Knock Airport
Castleknock – County Dublin
Knockcroghery – County Roscommon
Knocklyon – suburb of Dublin
Knocknagoshel – County Kerry
Knocktopher – County Kilkenny
Knocknacarra – County Galway

Knock may also refer to:

Knock Nevis – a Norwegian supertanker formerly known as Seawise Giant, Happy Giant, and Jahre Viking
Engine knocking – in spark-ignition internal combustion engines occurs when combustion of the air/fuel mixture in the cylinder starts off correctly in response to ignition by the spark plug, but one or more pockets of air/fuel mixture explode outside the envelope of the normal combustion front
Knock (play) – (1922) by Jules Romains about a doctor
Knock (short story) – by Fredric Brown, supposedly the shortest short-story ever written
The Knock – a UK television drama, running from 1994 to 2000
The Knock (Drums of Death, Pt. 2) – a song by UNKLE from the 1998 album Psyence Fiction
The Knock – another term for Hitting the wall
The Knock – a slang term for HM Revenue and Customs
Knocking on a door
Knock Knock, the pilot episode of the cartoon The Real Ghostusters